EP 0173374 A1 19860305 - Suction-ventilation-shaft for a life-stock house.
Title (en)
Suction-ventilation-shaft for a life-stock house.
Title (de)
Absaug-Ventilationsschacht für einen Viehstall.
Title (fr)
Cheminée de ventilation pour étable.
Publication
Application
Priority
- NL 8402389 A 19840731
- NL 8402390 A 19840731
- NL 8403082 A 19841010
Abstract (en)
Ventilation exhaust shaft for vertical installation on a life-stock house, especially on a life-stock house for pigs, containing a controllable axial fan (4), wherein the shaft is provided at at least one of the two ends with a device (5/26) with which the intensity of the flow of air through the shaft can be varied because this device has an air flow transmission opening the size of which can be controlled by an electrical servo-motor (13).
IPC 1-7
IPC 8 full level
A01K 1/00 (2006.01); F24F 7/06 (2006.01); F24F 11/00 (2006.01)
CPC (source: EP)
A01K 1/0058 (2013.01); F24F 7/065 (2013.01); F24F 11/0001 (2013.01)
Citation (search report)
- [X] DE 2116771 A1 19711104 - NORDISK VENTILATOR
- [Y] US 3352225 A 19671114 - DRANDRIDGE FFISKE GERALD
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0173374 A1 19860305; DK 342385 A 19860201; DK 342385 D0 19850726
DOCDB simple family (application)
EP 85201224 A 19850723; DK 342385 A 19850726